Monthly Climate Summary for  March  2009  at Whipsnade (Lodge)
                          home daily
Rather cold, changeable, windy, first and fourth weeks;  dry, sunny middle fortnight with warm days back forward
                         
Overall mean temperature was 6.2 ēC which is +1.0 degC compared with the 1971-2000 average  
Mean day maximum (09-21) was 10.7 ēC which is +2.1 degC compared with the 1971-2000 average  
Mean night minimum (21-09) was 1.7 ēC which is 0.0 degC compared with the 1971-2000 average  
Mean 24hr maximum (09-09) was 10.7 ēC                
Mean 24hr minimum (09-09) was 1.5 ēC                
  Highest day max was 15.4 ēC on  the   16            
  Lowest day max was 6.5 ēC on  the 4            
  Highest night min was 7.5 ēC on  the 12            
  Lowest night min was -4.5 ēC on  the 6            
  Lowest grass min was -8.3 ēC on  the 6            
                         
Total rainfall this month was 28.4 mm which is 48.1 per  cent of the 1971-2000 average    
  Highest daily fall was 12.9 mm on  the 3            
Number of hours with rain was                    
Equiv. TSR rainfall duration was 18.7 hrs which is   per  cent of the 1971-2000 average    
  Highest no of wet hrs   hrs on  the              
  Highest duration 9.7 hrs on  the 3            
  Mean rainfall intensity 1.52 mm/hr                
                         
Total CS sunshine this month was 162.7 hrs which is 155.4 per  cent of the 1971-2000 average    
Equiv. C/S sunshine total was   hrs which is   per  cent of the 1971-2000 average    
  Highest daily sun was 10.3 hrs on  the 21            
                         
Maximum  snow depth  was 0.0 cm on  the  22            
                         
Mean sea-level pressure at 09Z 1015.5 mbar which is +0.9 mbar compared with the 1961-1990 average  
  Highest pressure at 09Z 1036.4 mbar on  the 17            
  Lowest  pressure at 09Z 982.8 mbar on  the 4            
                         
Number of days with:                      
Air Frost 10   0.2mm rain 10   No  sun 3   Snow lying 0    
Grnd Frost 18   1.0mm 8   3h  sun 21   Snow/sleet 0    
Max < 0ēC 0   5mm 1   6h  sun 15   Hail 4    
Max > 10 19   10mm 1   9h  sun 5   Thunder 0    
Max > 20 0   25mm 0   12h sun 0   Fog at 09Z 0    
Max > 30 0         15h sun 0   Gale 0    
                         
Notable events during the month: